CN111114230B - Shock absorber subassembly and vehicle - Google Patents
Shock absorber subassembly and vehicle Download PDFInfo
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- CN111114230B CN111114230B CN202010066417.3A CN202010066417A CN111114230B CN 111114230 B CN111114230 B CN 111114230B CN 202010066417 A CN202010066417 A CN 202010066417A CN 111114230 B CN111114230 B CN 111114230B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers
- B60G13/001—Arrangements for attachment of dampers
- B60G13/003—Arrangements for attachment of dampers characterised by the mounting on the vehicle body or chassis of the damper unit
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Abstract
The invention relates to a shock absorber assembly and a vehicle, wherein the shock absorber assembly comprises a shock absorber; the joint bearing comprises an inner ring, the inner ring is used for being installed on the shock absorber in a matched mode with the outer peripheral face of the upper end of the shock absorber, and the joint bearing is used for being connected between the shock absorber and a vehicle frame or connected between the shock absorber and a vehicle body. With such a shock absorber assembly, the height of the vehicle floor can be effectively reduced.
Description
Technical Field
The invention relates to a shock absorber assembly and a vehicle.
Background
The suspension is a general term for a force transmission connection structure between a vehicle frame (or a bearing type vehicle body) and an axle (or a wheel), and can buffer impact force transmitted to the vehicle frame or the vehicle body from an uneven road surface and attenuate vibration caused by the impact force so as to ensure that the vehicle can run smoothly.
The suspension attenuates vibration through a vibration absorber, for example, a large-stroke independent suspension system of an overload chassis disclosed by Chinese invention patent with application publication number CN110356181A and application publication date 2019, 10 and 22 is adopted, the suspension system adopts a hydro-pneumatic spring vibration absorber, a lifting lug is arranged at the upper end of a hydro-pneumatic spring, correspondingly, a support frame is fixed on a frame, and the fixation of the upper end of the hydro-pneumatic spring on the frame is realized by penetrating a pin shaft between the lifting lug and the support frame. The hydro-pneumatic spring is a special shock absorber and has the functions of elastic buffering and vibration reduction, most shock absorbers in the prior art are dampers used together with elastic elements, the elastic elements relax impact, and the shock absorbers attenuate vibration.
With such a mounting structure, a lifting lug needs to be arranged at the upper end of the shock absorber, and a certain distance must be kept between the vehicle floor and the shock absorber in the vertical direction to accommodate the lifting lug and the support frame at the upper end of the shock absorber, so that the vehicle floor is higher in position, the vehicle weight is heavy, the gravity center of the vehicle is high, and the running safety of the vehicle is affected.
Disclosure of Invention
The invention aims to provide a shock absorber assembly, which aims to solve the technical problem that a shock absorber can be installed only by installing a vehicle bottom plate at a higher height in the prior art; the invention also aims to provide a vehicle, which solves the technical problems of heavy weight and high gravity center of the vehicle caused by the fact that a bottom plate is arranged higher due to the installation of a shock absorber in the vehicle in the prior art.
The shock absorber component adopts the following technical scheme:
a shock absorber assembly comprising a shock absorber; the joint bearing comprises an inner ring, the inner ring is used for being installed on the shock absorber in a matched mode with the outer peripheral face of the upper end of the shock absorber, and the joint bearing is used for being connected between the shock absorber and a vehicle frame or connected between the shock absorber and a vehicle body.
The beneficial effects are that: the shock absorber is connected with the frame or the vehicle body through the joint bearing arranged on the outer peripheral face of the end part, a lifting lug is not required to be arranged on the end face of the shock absorber, and then an installation frame matched with the lifting lug is not required to be arranged on the frame or the vehicle body.
Further, the shock absorber assembly further comprises a bearing seat which is used for being installed on the frame or the vehicle body, an outer ring of the joint bearing is used for being fixed on the bearing seat, the bearing seat is provided with a bearing surface which is attached to the upper end face of the outer ring of the joint bearing, and the bearing seat keeps the axial position of the joint bearing through the bearing surface.
The beneficial effects are that: the joint bearing is mainly stressed by axial force in the working process, and the bearing surface is in blocking fit with the outer ring of the joint bearing along the axial direction of the joint bearing, so that the joint bearing can be stably kept at the installation position.
Further, the bearing seat is provided with mounting structures positioned on two sides of the bearing surface and used for being matched with a frame or a beam of a vehicle body so as to mount the bearing seat on the frame or the beam of the vehicle body, and the bearing surface is positioned on the upper side of the mounting structures.
The beneficial effects are that: after the bearing seat is installed on the frame or the vehicle body, the bearing surface is positioned between the two beams of the frame or the vehicle body, the joint bearing is ensured to be at least partially positioned between the two beams of the frame or the vehicle body along the axial direction, the distance between the vehicle bottom plate and the shock absorber is reduced, and the position of the bottom plate can be arranged lower.
Further, the bearing seat comprises a cylinder and a flange positioned on the lower side of the cylinder, the flange forms the mounting structure, and the upper side surface of the flange is a matching surface used for matching the bearing seat with a frame or a beam of a vehicle body.
The beneficial effects are that: the flange is arranged on the outer side of the cylinder body, so that a matching surface matched with the frame or the upper beam of the vehicle body can be conveniently formed on the bearing seat, and the bearing seat is conveniently fixed on the frame or the vehicle body.
Furthermore, an avoiding hole for avoiding an oil circuit on the upper end face of the shock absorber is formed in the bearing seat, and a dust cover is arranged at the edge of the avoiding hole.
The beneficial effects are that: the avoidance hole is formed, so that the vibration absorber is matched with the bearing seat conveniently, and the dustproof cover is arranged, so that external sundries can be prevented from polluting the matching surface of the inner ring and the outer ring of the joint bearing through the avoidance hole.
Further, the shock absorber assembly further comprises an elastic retaining member arranged between the shock absorber and the bearing seat, and when the inner ring of the knuckle bearing moves back to the outer ring along with the shock absorber, the elastic retaining member is stressed to block the movement of the inner ring of the knuckle bearing back to the outer ring, so that the inner ring and the outer ring of the knuckle bearing are prevented from being disengaged.
The beneficial effects are that: under the limiting action of the elastic retaining piece, the inner ring and the outer ring of the knuckle bearing cannot be separated, the shock absorber assembly can be guaranteed to work stably, and meanwhile, the shock absorber, the knuckle bearing and the bearing seat can be assembled together in the production and manufacturing process, so that the shock absorber assembly is convenient to transport and carry.
Further, the bearing seat is provided with a mounting cavity for mounting the outer ring of the joint bearing, the elastic retaining piece is arranged between the shock absorber and the inner wall of the mounting cavity when in use and is positioned at the lower side of the joint bearing, the bearing seat is provided with a stopping structure for preventing the elastic retaining piece from being separated from the mounting cavity, and when the inner ring of the joint bearing moves back to the outer ring along with the shock absorber, the elastic retaining piece is pressed and deformed to block the movement of the inner ring of the joint bearing back to the outer ring so as to prevent the inner ring and the outer ring of the joint bearing from being separated.
The beneficial effects are that: the installation space for installing the elastic retaining piece is formed by the shock absorber and the inner wall of the installation cavity in a surrounding mode, when the elastic retaining piece is installed, the elastic retaining piece only needs to be arranged in the installation space, and the elastic retaining piece can be installed simply and conveniently through stopping of the stopping structure, so that the shock absorber assembly is convenient to assemble and operate.
Further, the stopping structure is a threaded sleeve sleeved on the shock absorber, and the threaded sleeve rotates in the mounting cavity.
The beneficial effects are that: the pre-tightening force of the elastic retaining piece can be conveniently adjusted by adjusting the screwing amount of the screw sleeve in the mounting cavity.
Further, the damper has a reinforcing section for engaging with the knuckle bearing inner race.
The beneficial effects are that: and a reinforcing section is arranged to provide a stable mounting base for the inner ring of the joint bearing.
The vehicle adopts the following technical scheme:
a vehicle comprising a frame and/or body, a suspension, said suspension comprising a shock absorber assembly including a shock absorber; the joint bearing comprises an inner ring, the inner ring is used for being installed on the shock absorber in a matched mode with the outer peripheral face of the upper end of the shock absorber, and the joint bearing is used for being connected between the shock absorber and a vehicle frame or connected between the shock absorber and a vehicle body.
The beneficial effects are that: the shock absorber passes through the joint bearing of installation on the tip outer peripheral face and is connected with frame or automobile body, need not to set up the lug on the terminal surface of shock absorber, and then just need not to set up the mounting bracket with lug complex on frame or automobile body yet, therefore, when installing the shock absorber subassembly, need not to reserve the space that holds lug and mounting bracket between vehicle bottom plate and the shock absorber, simultaneously, because joint bearing and shock absorber outer peripheral face are installed on the shock absorber coordinately, along joint bearing's axial direction, joint bearing size is less and at least part coincides with the shock absorber, therefore, when assembling the vehicle, can reduce the installation position of bottom plate, with the focus that reduces the vehicle, and reduce the used material of vehicle, reduce the weight, improve the security that the vehicle travel.
Further, the shock absorber assembly further comprises a bearing seat which is used for being installed on the frame or the vehicle body, an outer ring of the joint bearing is used for being fixed on the bearing seat, the bearing seat is provided with a bearing surface which is attached to the upper end face of the outer ring of the joint bearing, and the bearing seat keeps the axial position of the joint bearing through the bearing surface.
The beneficial effects are that: the joint bearing is mainly stressed by axial force in the working process, and the bearing surface is in blocking fit with the outer ring of the joint bearing along the axial direction of the joint bearing, so that the joint bearing can be stably kept at the installation position.
Further, the bearing seat is provided with mounting structures positioned on two sides of the bearing surface and used for being matched with a frame or a beam of a vehicle body so as to mount the bearing seat on the frame or the beam of the vehicle body, and the bearing surface is positioned on the upper side of the mounting structures.
The beneficial effects are that: after the bearing seat is installed on the frame or the vehicle body, the bearing surface is positioned between the two beams of the frame or the vehicle body, the joint bearing is ensured to be at least partially positioned between the two beams of the frame or the vehicle body along the axial direction, the distance between the vehicle bottom plate and the shock absorber is reduced, and the position of the bottom plate can be arranged lower.
Further, the bearing seat comprises a cylinder and a flange positioned on the lower side of the cylinder, the flange forms the mounting structure, and the upper side surface of the flange is a matching surface used for matching the bearing seat with a frame or a beam of a vehicle body.
The beneficial effects are that: the flange is arranged on the outer side of the cylinder body, so that a matching surface matched with the frame or the upper beam of the vehicle body can be conveniently formed on the bearing seat, and the bearing seat is conveniently fixed on the frame or the vehicle body.
Furthermore, an avoiding hole for avoiding an oil circuit on the upper end face of the shock absorber is formed in the bearing seat, and a dust cover is arranged at the edge of the avoiding hole.
The beneficial effects are that: the avoidance hole is formed, so that the vibration absorber is matched with the bearing seat conveniently, and the dustproof cover is arranged, so that external sundries can be prevented from polluting the matching surface of the inner ring and the outer ring of the joint bearing through the avoidance hole.
Further, the shock absorber assembly further comprises an elastic retaining member arranged between the shock absorber and the bearing seat, and when the inner ring of the knuckle bearing moves back to the outer ring along with the shock absorber, the elastic retaining member is stressed to block the movement of the inner ring of the knuckle bearing back to the outer ring, so that the inner ring and the outer ring of the knuckle bearing are prevented from being disengaged.
The beneficial effects are that: under the limiting action of the elastic retaining piece, the inner ring and the outer ring of the knuckle bearing cannot be separated, the shock absorber assembly can be guaranteed to work stably, and meanwhile, the shock absorber, the knuckle bearing and the bearing seat can be assembled together in the production and manufacturing process, so that the shock absorber assembly is convenient to transport and carry.
Further, the bearing seat is provided with a mounting cavity for mounting the outer ring of the joint bearing, the elastic retaining piece is arranged between the shock absorber and the inner wall of the mounting cavity when in use and is positioned at the lower side of the joint bearing, the bearing seat is provided with a stopping structure for preventing the elastic retaining piece from being separated from the mounting cavity, and when the inner ring of the joint bearing moves back to the outer ring along with the shock absorber, the elastic retaining piece is pressed and deformed to block the movement of the inner ring of the joint bearing back to the outer ring so as to prevent the inner ring and the outer ring of the joint bearing from being separated.
The beneficial effects are that: the installation space for installing the elastic retaining piece is formed by the shock absorber and the inner wall of the installation cavity in a surrounding mode, when the elastic retaining piece is installed, the elastic retaining piece only needs to be arranged in the installation space, and the elastic retaining piece can be installed simply and conveniently through stopping of the stopping structure, so that the shock absorber assembly is convenient to assemble and operate.
Further, the stopping structure is a threaded sleeve sleeved on the shock absorber, and the threaded sleeve rotates in the mounting cavity.
The beneficial effects are that: the pre-tightening force of the elastic retaining piece can be conveniently adjusted by adjusting the screwing amount of the screw sleeve in the mounting cavity.
Further, the damper has a reinforcing section for engaging with the knuckle bearing inner race.
The beneficial effects are that: and a reinforcing section is arranged to provide a stable mounting base for the inner ring of the joint bearing.
Drawings
FIG. 1 is a schematic view of a suspension, a frame and a wheel of a vehicle according to embodiment 1 of the present invention;
FIG. 2 is a schematic structural view of the shock absorber assembly of the suspension of FIG. 1 coupled to a vehicle frame;
in the figure: 1-a vehicle frame; 2-a bottom plate; 3-suspension; 4-a wheel; 5-longitudinal beams; 6-a shock absorber; 7-knuckle bearing; 8-bearing seats; 9-a resilient retainer; 10-thread sleeve; 11-a dust cover; 12-inner ring.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The features and properties of the present invention are described in further detail below with reference to examples.
As shown in fig. 1, the vehicle includes a frame 1, a floor 2, a suspension 3, and wheels 4. The frame 1 has side members 5 arranged in parallel, and the floor 2 is laid on the upper side of the frame 1. A suspension 3 is connected between the wheel 4 and the frame 1, the suspension 3 having a shock absorber assembly. For the amphibious vehicle in this embodiment, the bottom plate 2 is a deck, and the vehicle frame 1 is a deck skeleton.
As shown in fig. 2, the damper assembly includes a damper 6, a joint bearing 7, a bearing housing 8, and an elastic holder 9. The oscillating bearing 7 is provided with an inner ring 12, the inner ring 12 is used for being assembled on the shock absorber 6, in the embodiment, the inner ring 12 of the oscillating bearing 7 is sleeved at the upper end of the shock absorber 6 through small clearance fit with the outer peripheral surface of the cylinder barrel of the shock absorber 6, and the upper end surface of the inner ring 12 of the oscillating bearing 7 is flush with the upper end surface of the cylinder barrel of the shock absorber 6. In order to provide a stable mounting base body for the inner ring of the oscillating bearing 7, the upper end of the cylinder barrel of the shock absorber 6 is a reinforced section with a thickened thickness. When the inner ring 12 is mounted on the damper, it may be assembled together at the stage of producing the damper assembly, or at the time of assembling the vehicle.
The bearing seat 8 is provided with a cylinder part, the cylinder part surrounds an installation cavity with a downward opening, one end of the shock absorber 6, which is provided with the joint bearing 7, extends into the installation cavity, the outer ring of the joint bearing 7 is in small clearance fit with the inner wall of the installation cavity and is fixed at the bottom of the installation cavity, the bottom of the cavity is in stop fit with the outer ring of the joint bearing 7 along the axial direction of the joint bearing 7, and the bottom of the cavity is used as a bearing surface to maintain the axial position of the joint bearing 7, so that the shock absorber assembly can bear a large axial force. In order to avoid the pipeline at the upper end of the shock absorber 6 and reduce the weight, the bottom of the bearing seat 8 is provided with an avoiding hole, and a dust cover 11 is arranged at the orifice of one end of the avoiding hole, which is back to the shock absorber 6, so that external sundries are prevented from entering between the inner ring and the outer ring of the joint bearing 7 through the avoiding hole. The outer race may be assembled together when the damper assembly is produced, or when the vehicle is assembled, when it is mounted on the bearing housing. For the installation mode of the inner ring on the shock absorber and the installation mode of the outer ring on the bearing seat, the installation mode can also be selected from the cooperation modes such as transition, interference and the like by combining the actual working condition.
In this embodiment, the spherical plain bearing 7 is an angular contact spherical plain bearing capable of bearing both a radial load and an axial load, and in other embodiments, the spherical plain bearing may also be a thrust spherical plain bearing capable of bearing a combined load, and certainly, the spherical plain bearing may also be a radial spherical plain bearing on the premise that the vehicle body is light and the use condition of the vehicle does not cause the shock absorber to generate an excessive axial force on the spherical plain bearing.
The outer wall surface of the mounting cavity of the bearing seat 8 is provided with a flange, specifically an annular flange, the upper surface of the annular flange is a matching surface which is attached to the surface of the longitudinal beam 5, which is opposite to the bottom plate 2, during mounting, the annular flange is used as a mounting structure, so that the matching surface is attached to the two adjacent longitudinal beams 5 of the frame 1, and the bearing seat 8 is fixed on the frame 1 in a welding mode. Because the shock absorber 6 is connected with the frame 1 through the knuckle bearing 7 and the bearing seat 8 which are sleeved at the end parts, lifting lugs and other connecting structures do not need to be arranged on the upper end surface of the cylinder barrel of the shock absorber 6.
In other embodiments, the flange on the bearing seat can also be an ear plate fixed or integrally formed on the outer wall surface of the mounting cavity, the ear plate is used as a mounting structure and fixed on a frame or a longitudinal beam of a vehicle body, and for the fixing mode of the bearing seat on the frame, bolts or riveting can be adopted for fixing under the condition that materials are not suitable for welding. The bearing seat can be not provided with a mounting structure, when a vehicle is assembled, the bearing seat is directly welded and fixed on the frame, and certainly, the bearing seat can be fixed on the vehicle body on the premise of permission of the vehicle body structure. If the frame or the body is provided with cross beams which are arranged side by side, the bearing seat can also be fixed on the cross beams.
The section of the mounting cavity for mounting the outer ring of the joint bearing 7 is a bearing mounting section, the section of the mounting cavity positioned on the lower side of the bearing mounting section is a retainer mounting section, and the elastic retainer 9 is mounted in the retainer mounting section. The outer wall of the shock absorber 6 is provided with a circle of baffle ring, the disc spring abuts against the position between the baffle ring and the threaded sleeve 10, when the shock absorber 6 moves downwards relative to the bearing seat 8, the disc spring is compressed and exerts resistance on the downward movement of the shock absorber through the baffle ring to prevent the shock absorber from moving downwards, the inner ring of the joint bearing 7 is prevented from being separated from the outer ring, and the position maintenance of the inner ring and the outer ring of the joint bearing 7 is realized.
Corresponding threaded holes are formed in the threaded sleeve 10 and the bearing seat 8, and after the threaded sleeve 10 is screwed into the mounting cavity to a proper position, corresponding threaded holes are formed in the threaded sleeve 10 and the bearing seat 8 for penetrating screws, so that the position of the threaded sleeve 10 is maintained. The screw insert 10 has an operation hole at a lower end thereof for inserting a tool, and the screw insert 10 can be easily rotated by inserting a rod-like tool into the operation hole.
In other embodiments, the elastic retaining member may also be a compression spring or a rubber ring sleeved on the shock absorber, or a rubber block arranged between the threaded sleeve and the baffle ring. Of course, the damper may not be provided with a stopper ring, and the upper end of the elastic holder may be engaged with the inner ring of the joint bearing and may be pressed down by the inner ring of the joint bearing when the damper moves downward relative to the bearing housing. In other embodiments, a stop pin can be inserted on the wall of the installation cavity to serve as a stop for stopping the elastic retaining piece.
Regarding the position of the annular flange, in this embodiment, along the axial direction of the installation cavity, the annular flange is located the bearing installation section and keeps the piece installation section junction, the bearing installation section is located the fitting surface upside, based on such structure of bearing frame 8, after the shock absorber subassembly has been installed on frame 1, bearing frame 8 has the part of bearing installation section to extend to between two adjacent longerons of frame 1, make shock absorber 6 have part and frame coincidence along the upper and lower direction, the mounting height of frame 1 can drop to lower, naturally, the mounting height of bottom plate 2 also can drop to lower position, reduce the material that the vehicle consumes, improve the stationarity that the vehicle went, especially the stationarity when the surface of water navigation.
In the above, the vehicle of the present invention is described by taking the shock absorber as a hydro-pneumatic spring as an example, and in other embodiments, the shock absorber may be other dampers used in cooperation with an elastic element, such as a dual-acting cylinder shock absorber, an inflatable shock absorber, and the like. Of course, the vehicle may be a vehicle whose body is a monocoque type vehicle, and such a vehicle does not have a frame, and therefore, the bearing housing is fixed to the vehicle body. The type of the vehicle can also be other types of vehicles, such as engineering machinery vehicles, conventional automobiles and the like.
The embodiment 2 of the vehicle is different from the embodiment 1 in that the vibration damper assembly does not comprise a bearing seat, when the vehicle is assembled, a proper bearing seat is selected to be matched with the vibration damper assembly, the joint bearing outer ring of the vibration damper assembly is fixed on the bearing seat, and then the vibration damper sleeved with the joint bearing inner ring is matched with the bearing seat to be installed. Of course, under the condition that the radial dimension of the joint bearing outer ring meets the requirement of being capable of being in contact with two adjacent longitudinal beams of the frame at the same time, the joint bearing outer ring can be directly fixed on the longitudinal beams of the frame without arranging a bearing seat.
The embodiment 4 of the vehicle of the invention is different from the embodiment 1 in that the bearing seat is in a rectangular block structure, a step through hole is processed on one surface of the bearing seat of the rectangular block, a large-diameter section of the step through hole is used as an installation cavity, a small-diameter section of the step through hole is used as an avoidance hole to avoid a pipeline at the end part of the shock absorber, and lug plates are fixed on two opposite surfaces adjacent to the surface to be used as the installation structure of the bearing seat.
Different from the embodiment 1, the embodiment 5 of the vehicle in the invention is that the bearing seat is a rectangular plate, the outer ring of the joint bearing is fixed on the plate surface of the rectangular plate by welding, and the rectangular plate is fixed between two adjacent beams of a vehicle frame or a vehicle body by welding. For the bearing seat with the structure, a spring hook hanging structure is arranged on the plate surface of the bearing seat for mounting the knuckle bearing outer ring, correspondingly, the spring hook hanging structure is arranged on the outer peripheral surface of the cylinder barrel of the shock absorber, and a tension spring is hung between the bearing seat and the shock absorber to serve as an elastic retaining piece.
The structure and the working mode of the shock absorber assembly in the invention are the same as those of the shock absorber assemblies in the embodiments of the vehicle, and the details are not repeated.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention, the scope of the present invention is defined by the appended claims, and all structural changes that can be made by using the contents of the description and the drawings of the present invention are intended to be embraced therein.
Claims (8)
1. A shock absorber assembly, comprising:
a shock absorber;
the joint bearing comprises an inner ring, the inner ring is used for being matched with the outer peripheral surface of the upper end of the shock absorber and mounted on the shock absorber, and the joint bearing is used for being connected between the shock absorber and a frame or between the shock absorber and a vehicle body;
the shock absorber component also comprises a bearing seat which is arranged on the frame or the vehicle body, the outer ring of the joint bearing is fixed on the bearing seat, the bearing seat is provided with a bearing surface which is attached to the upper end surface of the outer ring of the joint bearing, and the bearing seat keeps the axial position of the joint bearing through the bearing surface;
the shock absorber assembly further comprises an elastic retainer arranged between the shock absorber and the bearing seat, and when the inner ring of the knuckle bearing moves back to the outer ring along with the shock absorber, the elastic retainer is stressed to block the movement of the inner ring of the knuckle bearing back to the outer ring and prevent the inner ring and the outer ring of the knuckle bearing from being disengaged.
2. The shock absorber assembly as set forth in claim 1 wherein said bearing seats have mounting structures on both sides of a bearing surface for cooperating with a beam of the vehicle frame or body to mount the bearing seats on the beam of the vehicle frame or body, said bearing surface being located on an upper side of the mounting structures.
3. An assembly according to claim 2, wherein the bearing housing comprises a cylindrical body and a flange on the underside of the cylindrical body, the flange forming the mounting structure, the upper side of the flange being a mating surface of the bearing housing for mating with a beam of a vehicle frame or body.
4. The shock absorber assembly as claimed in any one of claims 1 to 3, wherein the bearing seat is provided with an avoiding hole for avoiding an oil path on the upper end surface of the shock absorber, and a dust cover is arranged at the hole edge of the avoiding hole.
5. A shock absorber assembly as claimed in any one of claims 1 to 3 wherein the bearing housing has a mounting cavity for mounting the outer race of the spherical plain bearing, the resilient retainer being disposed in use between the shock absorber and the inner wall of the mounting cavity and on the underside of the spherical plain bearing, the bearing housing having a stop formation to prevent the resilient retainer from falling out of the mounting cavity, the resilient retainer being deformed by compression as the inner race of the spherical plain bearing moves with the shock absorber away from the outer race to resist movement of the inner race of the spherical plain bearing away from the outer race to prevent the inner and outer races of the spherical plain bearing from falling apart.
6. An assembly as set forth in claim 5 wherein said stop is a threaded sleeve received over the shock absorber, said threaded sleeve being rotatable within said mounting cavity.
7. An assembly according to any of claims 1 to 3, wherein the damper has a reinforcing section for engagement with the inner race of the spherical plain bearing.
8. A vehicle, comprising:
a frame and/or body;
a suspension;
it is characterized in that the utility model is characterized in that,
the suspension includes a shock absorber assembly as set forth in any one of claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010066417.3A CN111114230B (en) | 2020-01-20 | 2020-01-20 | Shock absorber subassembly and vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010066417.3A CN111114230B (en) | 2020-01-20 | 2020-01-20 | Shock absorber subassembly and vehicle |
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| CN111114230A CN111114230A (en) | 2020-05-08 |
| CN111114230B true CN111114230B (en) | 2020-10-27 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58170613A (en) * | 1982-03-31 | 1983-10-07 | Taiho Kogyo Co Ltd | Connecting device for shock absorber |
| JPH03272336A (en) * | 1990-03-16 | 1991-12-04 | Tokai Rubber Ind Ltd | Strut mount |
| DE102012002433A1 (en) * | 2012-02-08 | 2013-08-08 | Volkswagen Aktiengesellschaft | Damper bearing for piston rod of shock absorber of motor car, bearing housing having projecting skirt on elastomeric structure to form cup-shaped receptacle to receive additional spring retainer cup for receiving auxiliary spring |
| CN104389945A (en) * | 2014-10-22 | 2015-03-04 | 王能仓 | Flexible damper structure |
| CN206072217U (en) * | 2016-06-20 | 2017-04-05 | 宁波凯瑞汽车零部件有限公司 | A kind of vibroshock equipped with novel spring gland assembly |
| CN108274966A (en) * | 2018-03-21 | 2018-07-13 | 上海振华重工(集团)股份有限公司 | A kind of suspension arrangement and straddle carrier |
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| CN111114230A (en) | 2020-05-08 |
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